36
DEX-P1R,DEH-P946,DEX-P1
-
Waveforms
Note:1. The encircled numbers denote measuring pointes in the circuit diagram.
2. Reference voltage
REFO:2.5V
1
RFO
0.5V/div. 0.5
µ
s/div.
Normal mode: play
1
CH1: RFO
1V/div.
2
CH2: MIRR
5V/div.
Test mode: Tracking open
0.5ms/div.
1
CH1: RFO
1V/div.
2
CH2: MIRR
5V/div.
Normal mode: The defect part
passes 800
µ
m
0.5ms/div.
3
CH1: FIN
0.5V/div.
4
CH2: FO+
2V/div.
Test mode: No disc, Focus close
0.2s/div.
3
CH1: FIN
0.5V/div.
5
CH2: FOK
2V/div.
Normal mode: Focus close
0.2s/div.
6
CH1: FEY
0.5V/div.
7
CH2: XSI
2V/div.
Normal mode: Focus close
1ms/div.
REFO
→
8
CH1: TEY
0.5V/div.
9
CH2: TIN
0.5V/div.
Test mode: 32 tracks jump (FWD)
0.5ms/div.
8
CH1: TEY
0.5V/div.
9
CH2: TIN
0.5V/div.
Test mode: Single jump (FWD)
0.5ms/div.
8
CH1: TEY
0.5V/div.
9
CH2: TIN
0.5V/div.
Test mode: 100 tracks jump (FWD)
5ms/div.
6
CH1: FEY
0.1V/div.
3
CH2: FIN
0.2V/div.
Normal mode: Play
20ms/div.
3
CH1: FIN
0.5V/div.
0
CH2: SIN
1V/div.
Normal mode: Focus close (12cm)
0.5s/div.
3
CH1: FIN
0.5V/div.
0
CH2: SIN
1V/div.
Normal mode: Focus close (8cm)
0.5s/div.
GND
→
GND
→
REFO
→
REFO
→
REFO
→
REFO
→
GND
→
REFO
→
REFO
→
GND
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
Summary of Contents for DEH-P946
Page 16: ...16 DEX P1R DEH P946 DEX P1 2 4 CD MECHANISM MODULE ...
Page 21: ...21 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A A a A b A a C B K FLAP SENSE PCB 4R7 K ...
Page 23: ...23 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A FU801 ICP N10 4A A a A b A b ...
Page 27: ...B C K FLAP SENSE PCB 27 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A A a A b A a K ...
Page 31: ...31 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A D b A A D ...
Page 32: ...32 DEX P1R DEH P946 DEX P1 1 2 3 4 1 2 3 4 D C B A D a D a D b E D ...
Page 33: ...33 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A D a D a D b N O I J I J ...
Page 34: ...34 DEX P1R DEH P946 DEX P1 1 2 3 4 1 2 3 4 D C B A D b D a D b A ...
Page 35: ...35 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 D C B A 8 D a D b D b A ...
Page 39: ...39 DEX P1R DEH P946 DEX P1 ...
Page 40: ...40 DEX P1R DEH P946 DEX P1 1 2 3 4 1 2 3 4 D C B A A B 3 3 FM AM TUNER UNIT DEX P1R UC B ...
Page 41: ...41 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A B ...
Page 43: ...43 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A B ...
Page 44: ...A CN801 44 DEX P1R DEH P946 DEX P1 1 2 3 4 1 2 3 4 D C B A 3 5 KEYBOARD PCB C ...
Page 49: ...49 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A F a F a F b ...
Page 51: ...51 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A F b F a F b ...
Page 52: ...52 DEX P1R DEH P946 DEX P1 1 2 3 4 1 2 3 4 D C B A 3 7 ASL UNIT L L A ...
Page 58: ...58 DEX P1R DEH P946 DEX P1 1 2 3 4 1 2 3 4 D C B A A TUNER AMP UNIT A ...
Page 59: ...59 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A A SIDE B ...
Page 61: ...61 DEX P1R DEH P946 DEX P1 D C B A 1 2 3 4 1 2 3 4 B FM AM TUNER UNIT B SIDE B ...
Page 65: ...65 DEX P1R DEH P946 DEX P1 1 2 3 4 1 2 3 4 D C B A 1 2 3 P1 P3 P2 J PHOTO FPC UNIT I J ...
Page 67: ...67 DEX P1R DEH P946 DEX P1 5 6 7 8 5 6 7 8 D C B A C SIDE A SIDE B ...
Page 68: ...68 DEX P1R DEH P946 DEX P1 1 2 3 4 1 2 3 4 D C B A 4 5 DSP UNIT SIDE A DSP UNIT F F ...
Page 69: ...69 DEX P1R DEH P946 DEX P1 D C B A 1 2 3 4 1 2 3 4 SIDE B F DSP UNIT F A CN222 ...
Page 117: ...117 DEX P1R DEH P946 DEX P1 COMMON SEGMENT 7 1 2 DISPLAY CAW1470 DEX P1R UC ...
Page 118: ...DEX P1R DEH P946 DEX P1 118 CAW1471 DEH P946 ES DEX P1 ES COMMON SEGMENT ...